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Finding the Fourth Proportional to 79,698.54, 119,528.62 and 23,523.49

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Solution

The fourth proportional to 79,698.54, 119,528.62 and 23,523.49 is: 35,279.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,698.54 : 119,528.62 = 23,523.49 : x
  2. Step 2: Convert to fraction form
    79,698.54/119,528.62 = 23,523.49/x
  3. Step 3: Cross multiply
    79,698.54x = 119,528.62 × 23,523.49
  4. Step 4: Simplify right side
    79,698.54x = 2,811,730,297.28
  5. Step 5: Solve for x
    x = 2,811,730,297.28/79,698.54
  6. Step 6: Final answer
    x = 35,279.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.